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參數資料
| 型號： | UB2012AG-S08-R |
| 廠商： | UNISONIC TECHNOLOGIES CO LTD |
| 元件分類： | 電源管理 |
| 英文描述： | POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | HALOGEN FREE, SOP-8 |
| 文件頁數： | 9/17頁 |
| 文件大小： | 315K |
| 代理商： | UB2012AG-S08-R |
UB2012
Preliminary
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
17 of 17
www.unisonic.com.tw
QW-R121-018 .b
APPLICATION INFORMATION(Cont.)
The following example illustrates these calculations:
Assume Z(PACK) = 100 m , I(REG) = 500 mA, current sensing UTC UB2012B
)
REG
(
)
PACK
(
)
Z
(
I
×
Z
=
V
(16)
V(Z)=0.1×0.5
V(Z)=50mV
)
COMP
(
)
Z
(
)
COMP
(
G
V
=
V
(17)
V(COMP)=0.05/2.2
V(COMP)=22.7mV
Let RCOMP2 = 10 k
)
COMP
(
)
COMP
(
)
SNS
(
2
COMP
1
COMP
V
)
V
(
×
R
=
R
-
(18)
mV
7
.
22
)
mV
7
.
22
-
mV
105
(
×
k
10
=
R
1
COMP
36.25k
RCOMP1 =
Use the closest standard value (36.0 k) for RCOMP1
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
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